Motion of a dog is shown in this velocity vs time graph. A. What is the acceleration from 6 to 10 seconds?

B. What is the total average acceleration?

C. What is the displacement from 6 to 10 seconds?

You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.

You add 800 ml of water at 20c to 800 ml of water at 80c what is the most likely final temperature of the mixture ? a. 100c b. 60c c. 25 c d.50c

Why should the wavelength scale of spectroscope be calibrated